.form-grid,
.field {
  display: grid;
  gap: var(--space-3);
}

.field {
  margin-bottom: var(--space-4);
}

.field span {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
}

.output-panel .field span {
  color: var(--text-inverse-muted);
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border-default);
  border-radius: 16px;
  background: var(--surface-raised);
  color: var(--text-primary);
  outline: none;
  padding: 14px var(--space-4);
  transition:
    border-color 120ms ease-out,
    box-shadow 120ms ease-out,
    transform 120ms ease-out;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--border-strong);
  box-shadow: 0 0 0 4px rgba(201, 109, 45, 0.12);
}

input::placeholder,
textarea::placeholder {
  color: var(--text-tertiary);
}

.inline-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 1px solid var(--border-default);
  border-radius: 999px;
  padding: 0 var(--space-5);
  color: var(--text-primary);
  background: transparent;
  transition:
    background 120ms ease-out,
    border-color 120ms ease-out,
    color 120ms ease-out,
    transform 120ms ease-out;
}

.button:hover {
  border-color: var(--border-strong);
}

.button:active {
  transform: translateY(1px);
}

.button:focus-visible {
  outline: 2px solid var(--accent-primary);
  outline-offset: 3px;
}

.button.primary {
  width: 100%;
  border-color: var(--text-primary);
  background: var(--text-primary);
  color: var(--surface-panel);
  font-weight: 760;
}

.button.primary:hover {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
}

.button.secondary {
  border-color: var(--border-inverse);
  color: var(--text-inverse);
}

.button.secondary:hover {
  background: rgba(255, 255, 255, 0.08);
}

.button.ghost:hover {
  background: rgba(24, 23, 19, 0.06);
}

.logout-form {
  margin: 0;
}

.topbar-meta .button {
  min-height: 36px;
  padding: 0 var(--space-4);
}

.auth-button {
  text-decoration: none;
}

.button-loading,
.button[data-loading="true"] .button-label {
  display: none;
}

.button[data-loading="true"] .button-loading {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.loading-dots {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}

.loading-dots span {
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: currentColor;
  animation: loading-dot 900ms ease-in-out infinite;
}

.loading-dots span:nth-child(2) {
  animation-delay: 120ms;
}

.loading-dots span:nth-child(3) {
  animation-delay: 240ms;
}

.output-heading {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  justify-content: space-between;
}

.output-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.letter-card {
  border: 1px solid var(--border-inverse);
  border-radius: 22px;
  background: var(--surface-letter);
  padding: var(--space-5);
  color: var(--text-primary);
}

.letter-card .field span {
  color: var(--text-secondary);
}

.letter-card input,
.letter-card textarea {
  border-color: var(--border-letter);
  background: var(--surface-letter-input);
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.language-card {
  display: grid;
  align-content: start;
  border: 1px solid var(--border-letter);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.38);
  padding: var(--space-4);
}

.language-card h3 {
  margin-bottom: var(--space-4);
}

.language-card .field:last-child {
  margin-bottom: 0;
}

.body-result textarea {
  min-height: 370px;
  line-height: 1.7;
}

.usage-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: 0;
}

.usage-row span {
  background: var(--surface-panel);
}

#result-status[data-loading="true"]::after {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-left: var(--space-2);
  border-radius: 999px;
  background: var(--accent-primary);
  box-shadow:
    12px 0 0 rgba(201, 109, 45, 0.5),
    24px 0 0 rgba(201, 109, 45, 0.24);
  animation: status-pulse 900ms ease-in-out infinite;
}

@keyframes loading-dot {
  0%,
  100% {
    opacity: 0.35;
    transform: translateY(0);
  }

  50% {
    opacity: 1;
    transform: translateY(-3px);
  }
}

@keyframes status-pulse {
  0%,
  100% {
    opacity: 0.42;
    transform: translateY(0);
  }

  50% {
    opacity: 1;
    transform: translateY(-1px);
  }
}

.error-message {
  border: 1px solid rgba(180, 35, 24, 0.32);
  border-radius: 14px;
  margin: var(--space-4) 0 0;
  padding: var(--space-3) var(--space-4);
  color: var(--status-error);
  background: rgba(180, 35, 24, 0.08);
}

.auth-error {
  margin: 0 0 var(--space-4);
}